Home / 95,311.20-131,531.76-52,871.52

Finding the Fourth Proportional to 95,311.20, 131,531.76 and 52,871.52

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Solution

The fourth proportional to 95,311.20, 131,531.76 and 52,871.52 is: 72,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,311.20 : 131,531.76 = 52,871.52 : x
  2. Step 2: Convert to fraction form
    95,311.20/131,531.76 = 52,871.52/x
  3. Step 3: Cross multiply
    95,311.20x = 131,531.76 × 52,871.52
  4. Step 4: Simplify right side
    95,311.20x = 6,954,284,079.48
  5. Step 5: Solve for x
    x = 6,954,284,079.48/95,311.20
  6. Step 6: Final answer
    x = 72,963.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.